The valve spring, spring seat/retainer/keeper kit comes installed with each PPE Duramax Cast Iron Cylinder head. The tapered valve springs' higher ...

The intake/exhaust valve, valve seal, spring, spring seat/retainer/keeper kit comes standard with each PPE Duramax Cast Iron Cylinder head. This ki...

50 States Emissions Legal (E.O. D-701-38) The OEM Duramax cast-aluminum cylinder heads fall short over time - the different heat expansion rates be...

50 States Emissions Legal (E.O. D-701-38). The OEM Duramax cast-aluminum cylinder heads fall short over time - the different heat expansion rates b...

50 States Emissions Legal (E.O. D-701-9). The best part about the PPE Standard Xcelerator is that it will optimize a stock engine's performance; an...

50 States Emissions Legal (E.O. D-701-9). The best part about the PPE Standard Xcelerator is that it will optimize a stock engine's performance; an...

MongoosePro GM 2 Vehicle Interface Cable

We doubt you have had to equip your Duramax with an old dash, but many of you are equipping an old classic truck, 60's era muscle car or even a ski...

50 States Emissions Legal (E.O. D-701-23) The PPE Diesel Fuel Lift Pump is a key component in a reliable fuel system. Rather than depending on the ...

Deluxe Prewired Dual Relay Set 

Capable of handling fuel flow up to 300 percent over stock, the PPE Billet Aluminum Fuel Pickup Kit is the perfect way to get your high-performance...

Machined from 6061 billet aluminum to accept a -10 push-lock hose. The same high-quality connectors included in the PPE Billet Aluminum Fuel Pickup...

The same high-quality connectors included in the PPE Billet Aluminum Fuel Pickup Kit for GM (113053000). Now available individually. Machined from ...

Lightweight anodized 6061 billet aluminum to suit your custom applications. The same high-quality connectors included in the PPE Billet Aluminum Fu...

Capable of handling fuel flow up to 300 percent over stock, the PPE Billet Aluminum Fuel Pickup Kit is the perfect way to get your high-performance...

Capable of handling fuel flow up to 300 percent over stock, the PPE Billet Aluminum Fuel Pickup Kit is the perfect way to get your high-performance...

Capable of handling fuel flow up to 300 percent over stock, the PPE Billet Aluminum Fuel Pickup Kit is the perfect way to get your high-performance...

There is more to installing that new electric lift pump onto your 6.6L Duramax than just bolting it up. You need to plumb it in as well. This kit p...

1/2 Inch NPT-M to 1/2 Inch Barb 90 Degree

There is more to installing that new electric lift pump onto your 6.6L Duramax than just bolting it up. You need to plumb it in as well. This kit p...

1/2 Inch NPT-M to 5/8 Inch Barb 90 Degree

Require use of Fuel Filter spacer. Recommended PPE 113059320 Fuel Filter spacer or equivalent.  PPE High-Capacity Premium Efficiency Fuel Filter - ...

Make fuel filter changes easier with the PPE Fuel Filter Mount Spacer Kit. From the factory, the lack of clearance around the fuel filter makes it ...

The damage and distortion that typically happens with plastic bleeder screws from the high under-hood temperatures and routine use will no longer b...

The damage and distortion that typically happens with plastic bleeder screws from the high under-hood temperatures and routine use will no longer b...

O-ring for CP3 bracket to block

Get the most fuel flow possible from your stock CP3 pump by eliminating possible cavitation damage to CP3 pump from excessive suction required by h...

Get the most fuel flow possible from your stock CP3 pump by eliminating possible cavitation damage to CP3 pump from excessive suction required by h...

Any restriction in the fuel flow costs you horsepower. The PPE CP3 High Flow Feed Line Kit eliminates the restriction of the factory fuel test-port...

Any restriction in the fuel flow costs you horsepower. The PPE CP3 High Flow Feed Line Kit eliminates the restriction of the factory fuel test-port...

Any restriction in the fuel flow costs you horsepower. The PPE CP3 High Flow Feed Line Kit eliminates the restriction of the factory fuel test-port...

Any restriction in the fuel flow costs you horsepower. The PPE CP3 High Flow Feed Line Kit eliminates the restriction of the factory fuel test-port...

Dual Fueler Race Valve (M20-1.5 to M14-1.5) included in the PPE Dual Fueler Kits for GM 6.6L Duramax diesel engines and is available sold separatel...

50 States Emissions Legal (E.O. D-701-22) Bolt this kit on and your engine computer will automatically recognize both pumps and continue to deliver...

DF Idler Pulley 6.6L PPE Diesel. 4.0 Inch Diameter

GM Dual Fueler Pulley Solid Face

PPE introduces a new design makeover for our Dual Fueler Kits. Now available as a bold and stylish upgrade to the PPE Dual Fueler Kit already insta...

PPE introduces a new design makeover for our Dual Fueler Kits. Now available as a bold and stylish upgrade to the PPE Dual Fueler Kit already insta...

Belt Tensioner GM 02-10 PPE Diesel

2001-2010 GM 6.6L Duramax Idler Pulley 3.0 Inch OD OEM Size

PPE's replacement Dual Fueler Heavy Duty Serpentine Belt handles big horsepower and torque numbers and still lasts up to 3x longer than a comparabl...

PPE's replacement Dual Fueler Heavy Duty Serpentine Belt handles big horsepower and torque numbers and still lasts up to 3x longer than a comparabl...

Constructed with high-strength alloy steel to withstand extreme high fuel pressures, and chrome plated for corrosion resistance. Helps maintain fue...